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2026-04-19 - 06:51
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sun Apr 19, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1001521390,4sleep041ktimersoftd/019:05:110
15319212463,7sleep30-21swapper/319:09:233
151142115105,7sleep20-21swapper/219:06:462
100042110101,6sleep10-21swapper/119:05:051
2606121000,6sleep21554599cyclictest20:10:212
34272590,1sleep21554599cyclictest20:50:182
313942580,0sleep10-21swapper/119:20:191
290352570,0sleep30-21swapper/319:20:003
192842570,0sleep30-21swapper/322:00:183
177702560,1sleep017775-21switchtime21:00:210
318732460,0sleep031880-21kthreadcore22:40:170
1554599281,26cyclictest0-21swapper/220:42:462
1554599270,26cyclictest0-21swapper/223:49:442
1554599270,26cyclictest0-21swapper/221:39:492
1554599270,26cyclictest0-21swapper/200:31:392
1554599270,26cyclictest0-21swapper/200:00:472
1554599260,25cyclictest0-21swapper/223:05:412
15545992518,7cyclictest0-21swapper/223:20:052
15545992518,7cyclictest0-21swapper/221:41:252
300502240,1sleep330057-21kthreadcore00:05:173
15545992320,2cyclictest0-21swapper/200:14:502
1554599231,21cyclictest0-21swapper/222:01:512
1554599231,21cyclictest0-21swapper/200:24:062
1554599230,22cyclictest0-21swapper/223:50:122
15538992319,2cyclictest749-21snmpd22:29:080
4782220,1sleep00-21swapper/021:45:180
1554599221,20cyclictest0-21swapper/221:52:522
1554599220,3cyclictest0-21swapper/223:12:112
1554599220,21cyclictest0-21swapper/222:28:332
1554599220,21cyclictest0-21swapper/222:13:362
1554599220,21cyclictest0-21swapper/221:56:462
1554599220,21cyclictest0-21swapper/220:49:062
1554599220,21cyclictest0-21swapper/220:33:302
1554599220,21cyclictest0-21swapper/219:56:532
1554599220,21cyclictest0-21swapper/200:19:172
1554599220,16cyclictest0-21swapper/223:59:372
1554399220,21cyclictest0-21swapper/120:06:511
1554599216,14cyclictest0-21swapper/219:12:552
15545992119,1cyclictest18060-21cat22:30:152
15545992118,2cyclictest749-21snmpd23:31:532
15545992118,2cyclictest749-21snmpd22:46:112
15545992118,2cyclictest749-21snmpd19:19:052
15545992117,3cyclictest0-21swapper/220:58:302
1554599210,2cyclictest0-21swapper/223:04:502
1554599210,20cyclictest0-21swapper/223:36:532
1554599210,20cyclictest0-21swapper/222:36:192
1554599210,20cyclictest0-21swapper/221:28:402
1554599210,20cyclictest0-21swapper/220:09:552
1554599210,20cyclictest0-21swapper/220:03:132
1554399210,3cyclictest0-21swapper/122:59:021
1554399210,3cyclictest0-21swapper/122:35:221
1554399210,3cyclictest0-21swapper/121:56:091
1554399210,3cyclictest0-21swapper/121:19:191
1554399210,3cyclictest0-21swapper/121:19:181
1554399210,3cyclictest0-21swapper/119:40:021
1554399210,3cyclictest0-21swapper/100:18:141
1554399210,3cyclictest0-21swapper/100:05:261
1554399210,2cyclictest0-21swapper/121:50:581
1554399210,2cyclictest0-21swapper/121:47:271
1554399210,2cyclictest0-21swapper/121:02:341
1554399210,2cyclictest0-21swapper/120:55:571
1554399210,2cyclictest0-21swapper/120:34:331
1554399210,20cyclictest0-21swapper/119:33:331
15538992119,1cyclictest749-21snmpd21:37:130
15538992118,2cyclictest749-21snmpd23:50:350
15538992117,2cyclictest749-21snmpd21:56:060
1553899210,20cyclictest0-21swapper/020:21:130
15545992018,1cyclictest749-21snmpd22:41:562
15545992018,1cyclictest749-21snmpd20:15:272
15545992017,2cyclictest749-21snmpd19:51:292
15545992016,3cyclictest0-21swapper/200:28:512
1554599200,2cyclictest0-21swapper/221:11:542
1554599200,19cyclictest0-21swapper/200:07:342
15543992016,3cyclictest0-21swapper/122:29:081
1554399200,2cyclictest0-21swapper/123:02:221
1554399200,2cyclictest0-21swapper/122:20:361
1554399200,2cyclictest0-21swapper/121:28:101
1554399200,2cyclictest0-21swapper/121:05:421
1554399200,2cyclictest0-21swapper/120:43:241
1554399200,2cyclictest0-21swapper/120:24:091
1554399200,2cyclictest0-21swapper/100:29:031
15538992018,1cyclictest749-21snmpd23:27:500
15538992018,1cyclictest749-21snmpd22:47:520
15538992018,1cyclictest749-21snmpd21:34:190
15538992018,1cyclictest749-21snmpd21:06:240
15538992018,1cyclictest749-21snmpd20:59:450
15538992018,1cyclictest749-21snmpd20:54:060
15538992018,1cyclictest749-21snmpd20:45:130
15538992018,1cyclictest749-21snmpd20:37:190
15538992018,1cyclictest749-21snmpd20:31:030
15538992018,1cyclictest749-21snmpd19:54:410
15538992018,1cyclictest0-21swapper/000:05:000
15538992017,1cyclictest5838-21/usr/sbin/munin00:15:110
15538992016,2cyclictest749-21snmpd22:58:020
15538992016,2cyclictest749-21snmpd21:52:100
15538992016,1cyclictest752-21lldpd22:16:260
1554599195,13cyclictest0-21swapper/221:00:082
1554599192,13cyclictest0-21swapper/219:30:222
15545991918,0cyclictest749-21snmpd20:22:122
15545991917,1cyclictest749-21snmpd23:17:232
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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